diff --git a/src/core/MidiCCToCV.cpp b/src/core/MidiCCToCV.cpp
index de651a1b..6e60e5f3 100644
--- a/src/core/MidiCCToCV.cpp
+++ b/src/core/MidiCCToCV.cpp
@@ -91,11 +91,11 @@ void MIDICCToCVInterface::step() {
 	if (isPortOpen()) {
 		std::vector<unsigned char> message;
 
+
 		// midiIn->getMessage returns empty vector if there are no messages in the queue
 		getMessage(&message);
-		while (message.size() > 0) {
+		if (message.size() > 0) {
 			processMidi(message);
-			getMessage(&message);
 		}
 	}
 
diff --git a/src/core/MidiClockToCV.cpp b/src/core/MidiClockToCV.cpp
index 0fa146af..1b5186c7 100644
--- a/src/core/MidiClockToCV.cpp
+++ b/src/core/MidiClockToCV.cpp
@@ -101,9 +101,8 @@ void MIDIClockToCVInterface::step() {
 
 		// midiIn->getMessage returns empty vector if there are no messages in the queue
 		getMessage(&message);
-		while (message.size() > 0) {
+		if (message.size() > 0) {
 			processMidi(message);
-			getMessage(&message);
 		}
 	}
 
diff --git a/src/core/MidiToCV.cpp b/src/core/MidiToCV.cpp
index 783a78ce..df8accd9 100644
--- a/src/core/MidiToCV.cpp
+++ b/src/core/MidiToCV.cpp
@@ -100,9 +100,8 @@ void MIDIToCVInterface::step() {
 
 		// midiIn->getMessage returns empty vector if there are no messages in the queue
 		getMessage(&message);
-		while (message.size() > 0) {
+		if (message.size() > 0) {
 			processMidi(message);
-			getMessage(&message);
 		}
 	}
 
diff --git a/src/core/MidiTriggerToCV.cpp b/src/core/MidiTriggerToCV.cpp
index 376dccf3..3fb0f1c1 100644
--- a/src/core/MidiTriggerToCV.cpp
+++ b/src/core/MidiTriggerToCV.cpp
@@ -75,9 +75,8 @@ void MIDITriggerToCVInterface::step() {
 
 		// midiIn->getMessage returns empty vector if there are no messages in the queue
 		getMessage(&message);
-		while (message.size() > 0) {
+		if (message.size() > 0) {
 			processMidi(message);
-			getMessage(&message);
 		}
 	}
 
diff --git a/src/core/QuadMidiToCV.cpp b/src/core/QuadMidiToCV.cpp
index 99009699..d6b865c7 100644
--- a/src/core/QuadMidiToCV.cpp
+++ b/src/core/QuadMidiToCV.cpp
@@ -98,16 +98,11 @@ void QuadMIDIToCVInterface::resetMidi() {
 void QuadMIDIToCVInterface::step() {
 	if (isPortOpen()) {
 		std::vector<unsigned char> message;
-		int msgsProcessed = 0;
 
 		// midiIn->getMessage returns empty vector if there are no messages in the queue
-		// NOTE: For the quadmidi we will process max 4 midi messages per step to avoid
-		// problems with parallel input.
 		getMessage(&message);
-		while (msgsProcessed < 4 && message.size() > 0) {
+		if (message.size() > 0) {
 			processMidi(message);
-			getMessage(&message);
-			msgsProcessed++;
 		}
 	}
 
@@ -183,7 +178,7 @@ void QuadMIDIToCVInterface::processMidi(std::vector<unsigned char> msg) {
 
 	if (!gate) {
 		for (int i = 0; i < 4; i++) {
-			if (activeKeys[i].pitch == data1) {
+			if (activeKeys[i].pitch == data1 && activeKeys[i].gate) {
 				activeKeys[i].gate = false;
 				activeKeys[i].vel = data2;
 				if (std::find(open.begin(), open.end(), i) != open.end()) {
@@ -210,6 +205,7 @@ void QuadMIDIToCVInterface::processMidi(std::vector<unsigned char> msg) {
 	switch (mode) {
 	case RESET:
 		if (open.size() >= 4) {
+			open.clear();
 			for (int i = 0; i < 4; i++) {
 				activeKeys[i].gate = false;
 				open.push_back(i);